*  Irritant Contact Dermatitis From a Black Henna Tattoo Without Sensitization to Para-phenylendiamine | Case Reports | Pediatrics

PPD may cause depigmentation by direct chemical action after allergic contact dermatitis and may aggravate vitiligo.17 Hair ... Acquired chemical leukoderma has also been reported after long-term use of PPD-containing hair dyes.16 In our patient, topical ... Chemical leucoderma: a clinico-aetiological study of 864 cases in the perspective of a developing country. Br J Dermatol. 2009; ... Chemical leukoderma from hair dye containing para-phenylenediamine. Dermatitis. 2012;23(4):181-182pmid:22828262. ...

*  Patente US20040104491 - Wafer back side coating to balance stress from passivation layer on front of ... - Google Patentes

Unprotected, the microcircuit 30 may be degraded by contamination, chemical action, corrosion, and/or handling. Passivation ... Various CVD methods include low pressure chemical vapor deposition (LPCVD), atmospheric pressure chemical vapor deposition ( ... plasma-enhanced chemical vapor deposition (PECVD), and ultra-high vacuum chemical vapor deposition (UHVCVD), any of which may ... Bando Chemical Industries, Ltd.. Method for dicing a semiconductor wafer. US4818835 *. 26 Feb 1988. 4 Abr 1989. Hitachi, Ltd.. ...

*  Friedrich Wilhelm Joseph Schelling - Wikipedia

... and chemical action); organism, with its component phases of reproduction, irritability and sensibility. Some scholars ...

*  Naturphilosophie - Wikipedia

... and chemical action); organism, with its component phases of reproduction, irritability and sensibility. The continual change ...

*  Patente US20030216791 - Device and method to modulate blood pressure by electrical waveforms - Google Patentes

Brain electrical signals coupled with hormone and neurotransmitter chemical action modulate the cardiovascular systems ... Such oxygen supply must be adequate and not excessive and is supplied by the pumping action of the heart. The rate and tone of ... Some of the neural axons provide neurotransmitter chemicals at their pre-synapses which serves to fine-tune electrical signals ... These medications reach endocrine control areas that can dovetail with the actions of the neural control network. Such ...

*  Full text of "Bulletin Williamsport Dickinson Seminary and Junior College"

There is a careful study of the atomic, kinetic- molecular, and ionization theories, and their relation to chemical action. ... Government It is aimed to develop in each student a sense of loyalty to the Seminary and a sense of fitness in his actions ... Second Year An analysis of thought, language, voice and action is followed by practice in delivery of poems, narratives, ... Junior Year Evolution of Expression - Volumes III and IV - Vocal Technique, Gesture, Dramatic Action, Interpretative Study of " ...

*  Huperzine A | Doctors Hospital

The chemical action of huperzine A is very precise and specific. It "fits" into a niche on the enzyme where acetylcholine is ... Huperzine A (HUP-er-zeen) is a potent chemical derived from a particular type of club moss ( Huperzia serrata [Thumb] Trev.). ... Huperzine A is highly purified in a laboratory and is just a single chemical. It is simply not much like an herb. Herbs contain ... which are also highly purified chemicals taken from plants. If we wish to call huperzine A a natural treatment, we need to call ...

*  Alphabetical Browse | Britannica.com

In secondary batteries of this type, electric energy is derived from the chemical action in an alkaline solution. Such ... alkali metal (chemical element). any of the six chemical elements that make up Group 1 (Ia) of the periodic table-namely, ... alkaline-earth metal (chemical element). any of the six chemical elements that comprise Group 2 (IIa) of the periodic table. ... alkylating agent (chemical compound). any highly reactive drug that binds to certain chemical groups (phosphate, amino, ...

*  Mathew Carey Lea - Wikipedia

His publications include numerous papers on the chemical action of light. He is also known for his development of Carey Lea ... During their years under Nulty's tutelage, Henry and Carey also worked in the Booth & Boy chemical laboratory. In 1852, Matthew ... Whitcomb, David, Mathew Carey Lea: Chemist, Photographic Scientist; Chemical Heritage Newsmagazine (Volume 24, Number 4), ...

*  Postage stamp color - Wikipedia

Some dramatic color variations occur as a result of chemical action; such stamps are called color changelings. Examples include ... Forgers have also used chemicals to try to produce seeming rarities, although by now experts know how to identify these ... chemicals, and other factors. Stamp colors are routinely described by color name rather with any sort of a numerical system ...

*  The World of Ponderability - Birth, Evolution and End of Matter - NuEnergy

All chemical actions would be due to the loss or gain of electrons. If, instead of being in a state of rapid motion, the ... Chemical species, then, are subject to variability. We know, on the other hand, that given certain appropriate actions, atoms ... I have just briefly demonstrated the existence of chemical actions which reveal certain equilibria of matter hitherto ... Chapter VI: The Chemical Equilibria of Material Elements. (1) The Chemical Equilibria of Mineral Substances ...

*  Human Physiology/The endocrine system - Wikibooks, open books for an open world

It seems like a far fetched idea that a small chemical can enter the bloodstream and cause an action at a distant location in ... Without these hormones the body's cells would not be able to regulate the speed at which they performed chemical actions. Their ... Chemical Class. Target Tissue/Organ. Major Function of Hormone. Hypothalamus. Hypothalamic releasing and inhibiting hormones. ... B) Chemical characteristics of the blood. C) Neural stimulation. D) All of the above. 9. The anterior pituitary secretes ...

*  Corrosiveness | definition of corrosiveness by Medical dictionary

1 adj, eating away a substance or tissue, especially by chemical action. ... Can trees cure cancer? Chemicals from North American trees: the outlook for the future ... as of a metal by electrochemical reaction or of the tissues by the action of a strong acid or alkali; an agent that so acts.. ... many of them have not gained commercial acceptance due to chemical toxicity, low efficacy, high cost, or corrosiveness (Murphy ...

*  Patent US6861338 - Thin film transistor and method of manufacturing the same - Google Patents

The extrinsic gettering provides a gettering effect by applying a strain field or chemical action from the exterior. Meanwhile ... element is an element that controls light transmission or non-light transmission according to an optical modulation action of ...

*  battery | electronics | Britannica.com

... any of a class of devices that convert chemical energy directly into electrical energy. Although the term battery, in strict ... In secondary batteries of this type, electric energy is derived from the chemical action in an alkaline solution. Such ... site of chemical reaction (in chemical reaction: Oxidation-reduction reactions) *variations of electric cell (in cell ( ... Chemicals inside the battery store the energy. When the battery is used, the chemical energy changes into electric energy. ...

*  Office of Medical History

In this it resembles its chemical relative, chloroform, whose specific action on the liver is well known. Mustard gas, on the ... Nothing at all definite is known concerning the chemical action of this gas on protoplasm. Phosgene and its relative, ... PHYSIOLOGICAL ACTION OF WAR GASES TOXICITY. The first outstanding feature of the war gases is their very high toxicity. They ... The mode of action of these smokes is not known definitely, though they are probably protoplasmic poisons per se, and on ...

*  Reed Magazine | The Molecular Assassin

... complex cascades of chemical causation. The guiding agents of chemical action and energy in a cell are special enzymes called ... Chemists had little insight into the molecular workings of cells, and biologists were not skilled at chemical approaches to the ... Armed with this knowledge, he is producing new medicines that attack cancer and other diseases by disrupting the chemical ... A pioneer in the new intellectual discipline of chemical biology, Kevan uses sophisticated techniques (many of which he ...

*  Paint Pigment Manufacturers, Suppliers & Exporters in India

Action Chemicals Deals in Rubber Chemicals, Paint Pigment, Natural Rubber. Send Inquiry ... Bahu Bali Dyes & Chemicals Deals in carbon brightener, Dyes, Plastic Pigments, Pigments, Chemicals, wares rubbers, paint ... Deals in dyes chemical, dyes chemicals, Paint Pigment, Industrial Paints, paint pigments, Decorative Paints, Decorative Paint, ... Deals in radhamine pigment powder, Industrial Chemical, paint pigments, industrial dies chemical, dry pigments, color pigment ...

*  Alpha-hydroxy acids - definition of alpha-hydroxy acids by The Free Dictionary

Lights, Chemicals, Action at New Lab for Phototoxicology. These days, fruit or alpha-hydroxy acids (AHAs) do the job that Buff- ...

*  15 U.S. Code Ā§ 1261 - Definitions | US Law | LII / Legal Information Institute

... means any substance which in contact with living tissue will cause destruction of tissue by chemical action; but shall not ... such as chemical sets, which by reason of their functional purpose require the inclusion of the hazardous substance involved or ... the common or usual name or the chemical name (if there be no common or usual name) of the hazardous substance or of each ... or any cause of action under State or local law not to be expanded or contracted in scope, or limited, modified or extended in ...

*  Steel Corrosion | Products & Suppliers | Engineering360

Renold Stainless Steel chain should be selected when resistance to chemical action is critical. It is manufactured using FDA ... AGC Chemicals Americas, Inc. Exceptional weatherability, corrosion resistance LUMIFLONĀ® FEVE Powder Resins Improve Coating ... Supplier: American Water Chemicals, Inc. Description: Corrosion inhibitor for water distribution, protects steel/brass fittings ... Chemical & Corrosion Resistant Pumps are ideal for pumping everything from contaminated, dirty water to corrosive liquids. ...

*  PPT - UNIT SEVEN: Earth's Water PowerPoint Presentation - ID:1043668

Acids can be very corrosive, destroying metals and burning skin through chemical action. ... Bases can be very corrosive, destroying metals and burning skin through chemical action. ...

*  Firefighting foam - Wikipedia

It was called chemical foam because of the chemical action to create it. In general, the powders used were sodium bicarbonate ... action. Chemical foam is considered obsolete today because of the many containers of powder required, even for small fires. In ... Chemical foam is a stable solution of small bubbles containing carbon dioxide with lower density than oil or water, and ... Using mechanical action, a liquid protein-based concentrate, made from soy protein, was mixed with water in either a ...

*  WM6004 Managing Household Hazardous Waste | University of Missouri Extension

chemical action can burn and destroy living tissues or other materials that come in contact ... Photography chemicals (B&W). Corrosive, toxic. Flush down drain if diluted and mixed; save for collection if unmixed.. ... Swimming pool chemicals. Corrosive, explosive, toxic. Save for collection or contact local wastewater treatment plant for ... Products are considered hazardous if they contain chemicals with one or more of the following properties:. *Corrosive. ...

*  Mechanism of Action of Escherichia coli Ribonuclease III. Stringent Chemical Requirement for the Glutamic Acid 117 Side...

Mechanism of Action of Escherichia coli Ribonuclease III. Stringent Chemical Requirement for the Glutamic Acid 117 Side Chain ...