High-Powered Laser Cuts Through Rust Like Butter
Rust is annoying to find on your metal surfaces, and getting it off can be just as much of a nuisance. There are tricks like using cola or vinegar to get the rust off, but everything takes a significant amount of work and time. High-powered lasers are presenting a unique solution to the industry, and they can take off rust like it was never even there. Check out the impressive and mesmerizing video above.
A team of scientists from Nanyang Technological University, Singapore, grew leafy vegetables without soil, using hair as the primary growth medium.