Uses of Boron 1) Boron fibres have enormous tensile strength and hence are used to make bullet proof vests and light composite material for aircraft. 2) Natural boron is 20% boron-10 and 80% boron-11.Boron-10 has a high cross section for absorption of low energy neutrons. 3) Borax and boric acid are used in the manufacture of heat resistant glass, glass wool and fiber … [Read more...] about Uses of Boron and Aluminium
duralumin
Alloys
Question 1 What is an alloy? Question 2 Give two examples of alloys? Question 3 How are the properties of an alloy different from those of the constituent metals? Question 4 What elements are present in steel? Question 5 What are the constituents of stainless steel? Question 6 State an alloy of copper? Question 7 Give the constituent of brass? Question 8 … [Read more...] about Alloys