Every c...................... of the phone is precious in the sense that it could be re-used.
component
If there is any equipment in the office we don`t need, it is d....................... (=thrown away)
discarded
The phones will only be available until the stock is d................. . (=reduced/used up)
depleted
Make sure you s............................. the documents after you read them. (tear into tiny pieces)
shred
The tiny elements are s......................... in the mechanical sieve.
sifted
