Carbonic acid is a heavy gas —it extinguishes fire and destroys all animal life. If an animal attempts to breathe it pure, there is spasmodic closure of the glottis and the animal dies as ...

Dandruff is a common, albeit frustrating, scalp condition that affects nearly half of all adults at some point in their lives. It’s characterized by white flakes that shed from the skin on your ...

This fragrance-free shampoo contains three percent salicylic acid, plus a zinc complex that’s formulated to treat psoriasis. It also has nourishing botanicals such as green tea extract ...

while salicylic acid clears sebum buildup. Editor Tip: A little goes a long way; while the price point for this shampoo may be high, using it sparingly justifies the cost. Why We Love It ...

This two-in-one shampoo and conditioner contains enough ingredients to help tame scalp psoriasis, with three percent ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

May not be best for color-treated hair Safe enough for daily use, Nécessaire’s shampoo treats your hair with niacinamide and hyaluronic acid to hydrate the scalp. Other ingredients like aloe ...

How can we determine whether carbon dioxide is actually being used or expelled by a plant or an animal? Carbon dioxide dissolves in (and reacts with) water, forming carbonic acid. As this acid forms, ...

Students will be able to explain that carbon dioxide from any source reacts chemically with water to form carbonic acid. They will also be able to use the color change of bromothymol blue indicator to ...

Active ingredients: Zinc pyrithione Cheung recommends CLn’s shampoo because it has salicylic acid, a common hair and skin care ingredient, unclogs hair follicles, removing excess sebum.

Carbon dioxide reacts with water to produce carbonic acid. The double arrow means that carbonic acid breaks down pretty readily to form carbon dioxide and water again. A hydrogen atom from the ...