This video is very engaging and beneficial! I was very impressed with the electrician's expertise and dedication when explaining how to do it. This idea is very unique and potential, worthy of patent protection.
@OLENEVOD14 ай бұрын
Впервые услышал о гальванике? конкретно - гальваностегия. Давно изобретено (веке так в 19) и запатентовано.