Write uses of methanal (formaldehyde).

Uses of methanal are:

(1) Aqueous solution of methanal (formalin) is antiseptic and so it is used to preserve dead animals.

(2) It is used as a raw material in plastic industry. Methanal is used as a monomer in preparation of Bakelite, melamine plastic etc.

(3) Methanal is used for making dyes, phenol and formaldehyde fibres(Polymer).