Progress with transcatheter tricuspid valve replacement (TTVR) candidate devices Topaz, LuX-Valve Plus, VDyne, and Trisol for ...

Police are warning the public about a deadly new additive being found in street drugs. The new chemical, called “Tinuvin 7-70”, is being used as a cutting agent in fentanyl.

The first material is HT-PLA. The “HT” stands for “high temperature”. Standard PLA, while being easy to print, suffers from thermal challenges. Its typical softening temperature can be as low as 50°C, ...