Question

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

Answer 1

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