Burns can be caused by extreme heat, extreme cold, chemicals, electricity, ... A first-degree burn is one that affects only the uppermost layer of the skin, ... With radiation, the melanin cells spread melanin in the skin to block ... Chemical burns can occur with the application of acids, strong alkali (such as lye), or other agents.
chemical
What type of burn is categorized as alkali, acid, and organic
acid
No. I get sunburnt quite quickly. My friend doesn't. Another gets is even faster. How quickly you tan or burn depends on the amount of melanin in your skin. People with fair skin have very little melanin, so they burn more quickly. Beige or darker skinned people have more melanin, so they develop more of a tan before they burn.
The alkali in NaOH would burn your skin.
They metals are stored in oil to minimize the reactivity with air. When alkali metals react with air, they quickly tarnish after begin cut, they burn easily.
Wash chemical burn with large amounts of water
because your body naturally produces acids which can burn your thought so the alkali neutralises the acid to make it not a strong acid
Chemical.
Neither - but when it does burn it's a chemical change.
A chemical burn.
They burn in atmospheric air, such metals are stored in oil under dry nitrogen gas.