A high potassium level can occur if you have certain health conditions, including kidney disease or heart failure. But it can also have other causes, including certain medications and heavy ...

UNSW researchers were able to recover silicon from end of life solar PV panels pure enough for re-use in silicon carbide-based devices. Their novel multi-step method which includes thermal and ...

Their goal is to reuse the recovered silicon in the PV supply chain ... For the metal contact recovery, the group used potassium hydroxide (KOH)-ethanol-water solutions to optimize the ...

They can contain a wide variety of nutrients including nitrates, magnesium, phosphorous and potassium. Fertilisers that contain nitrogen, phosphorous and potassium are called NPK fertilisers.