problem 1:

Illustrate out the break-point chlorination.

problem 2:

Make a distinction between electrolytic and electrochemical cell.

problem 3:

Illustrate out the term electromotive series. prepare down its importance.

problem 4:

Why steel screws in brass marine hardware corrode?

problem 5:

Provide any four pretreatment techniques of metal surfaces before coating.

problem 6:

Illustrate out the term RDX.

problem 7:

Illustrate out the term liquid propellant. Provide illustration.

problem 8:

Give a brief decapitation of antioxidant. Provide two exs.

problem 9:

prepare down the use of the monosodium saccharin and glutamate.