Cholecystectomy clips seal the bile duct during gallbladder removal. Learn what they're made of, how they appear on scans, and whether they're safe long-term.
IR drop is the voltage lost as current flows through resistance. Learn how it affects wiring, batteries, chips, and measurements—and how to minimize it.
An escape fire burns away fuel so firefighters can shelter in the cleared ground. Learn how it works, why it's rarely used, and how it became a healthcare metaphor.