Honeycomb perc A honeycomb percolator looks just like a honeycomb with many holes within a small disk, sometimes multiple disks stacked together. This type of percolator is great within bongs and dab ...

Even more powerful than the honeycomb, fritted disc percs are made up of coarse glass particles bonded together to create what seems like a million itty-bitty holes — those with trypophobia beware.

The company didn't remove any slides from its 18-slide deck, but it redacted revenue numbers and blurred customer and competitor logos.

Researchers from Swiss and Austrian institutions have demonstrated a novel design for a glass-free, structurally robust silicon PV module. With a weight below 6 kg/m2, the targeted application is ...