In riveting boiler plates, red hot rivets are used. Why ?

Boric acid heated to red hot gives

In '' rivet - popper hypothesis '' , the wing rivets are compared with

In ' Rivet popper hypothesis', rivets of wings are considered as

In the river popper hypothesis. The word rivet refers to

Iron rims are heated red hot before planting on car wheels. Why?

Diatomaceous earth is used for insulating boiler and steam pipes because it is

Assertion : According to rivet popper hypothesis, loss of rivets on the wings is obviously a more serious threat to flight safetyl than loss of a few rivest on the seats or windows inside the plane. Reason : Which rivet is removed from the airplane may also be ciritical.