Dr. Joe, M.D. on Instagram: "🚽 PSA: Check the toilet paper before you wipe. Yeah, I wish this was a joke too. Some public restrooms have had toilet paper rolls used to clean needles… and then put right back like it’s no big deal. 🤢 🧻 Here’s how to avoid unwanted surprises: ✔️ Inspect the roll (damp, dirty, or sketchy = hard pass) ✔️ Don’t use TP that’s not wrapped or hanging clean ✔️ Keep flushable wipes on hand ✔️ Wash your hands after touching public surfaces ✔️ If you’ve got open cuts—be e

@lumathink on Instagram: "The starter motor is a compact yet powerful electric motor responsible for getting your car’s engine running. When you turn the ignition key or press the start button, the battery sends power to the starter. Inside, an electromagnet pushes a small gear called the pinion forward so it locks into the larger gear on the engine’s flywheel. At the same time, the motor spins the pinion, which rotates the flywheel and starts turning the crankshaft. This cranking motion allows