Q690
The chemical used in embalming biological materials is
A.
Formaldehyde in water
AnswerB.
Formaldehyde in methanol
C.
Ethylene glycol
D.
Gaseous formaldehyde
Answer: Option A
Solution
Answer: Option A
Solution:
Embalming fluids use formaldehyde as a preservative. Formaldehyde is the simplest aldehyde with the chemical formula HCHO. Formalin is a solution of formaldehyde in water, usually with a small amount of methanol added. It is widely used as an antiseptic, disinfectant and preservative for biological materials.