Laser - Size of Lycopodium powder 

Thankyou for this wonderful video sir❤

Super sir 😊

I need details about this powder ...could u please tell me that i can ise powder available at amazon for this practical ...and name of few others particles whose size can be determined using this simple technique in our lab 🙏

Hi sir nenu medamida nunchi dukyanu chala pain ga vudhi sir nadavalekapothunanu sir

1.22 Kay hai

Doubt radies