Question

How are stones and pabbles separated from sand at a construction site?

Answer 1

hey frnd here's ur answer.....
in English :
sieving method is used for separating pebbles and stones from sand at construction sites...
a big net with small holes in it is used to separate the big waste particles from the sand...

in hindi:
sand(मिट्टी) mei se pebbles(पत्थर) alag Krne ke liye sieving method (छानने की प्रक्रिया) ka istmaal kiya jaata hai jisme pebbles ko ek sieving machine (छन्नी) ka prayog krke sand se alag kiya jaata hai...

hope it is helpful and Understandable