Write down the reasons for the following statements .
don't throw unwanted fluroscent tubes .

Write the negation of the following statement q :5+4=8

Write down the reasons for the following statements . Why is the incandescent filled with an inert gas or nitrogen ?

Write down all the subsets of the following sets {a}

Write down the reasons for the following statements . Nichrome is not used as filament in incandescent lamp.

Write down the reasons for the following statements . Fuse wire is melt when electric current increased .

Write down all the subsets of the following sets {a,b}

Write the negation of the following statements q : All cats scratch

Write down all the subsets of the following sets {1,2,3}

Write the reason for the following statements: Esters are used in perfumes and fruit juice.