Give two examples for each of the following substances : (a) food preservatives (b) fuel (c) fungicide
Give two examples for each of the following substances :
(a) food preservatives
(b) fuel
(c) fungicides
(d) medicines
(e) building materials
(f) chemical war weapons
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1 Answers
Two examples of :
(a) Food preservatives :
1. Sodium Benzoate
2. Sodium metabisulphate
3. Sugar
4. Common salt
(b) Fuel:
1. L.P.G.
2. Petrol
3. Coal
(c) Fungicides :
1. Sulphur
2. Bordeaux mixture
(d) Medicines :
1. Penicillin
2. Painkillers
3. Antibiotics
(e) Building materials :
1. Cement
2. Steel
3. Glass
(f) Chemical war weapons :
1. TNT
2. RDX
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