Here are a few polished, more natural versions of your line:
đźš— Simple & clear
“Keep a glass of salt in your car—it’s a useful trick every driver should know. A police officer once told me about it when I got pulled over.”
✨ More engaging
“Keep a glass of salt in your car—this is a trick every driver should know. I learned it from a police officer after I got pulled over!”
📱 Social media style
“Keep a glass of salt in your car 🚗🧂 A police officer taught me this after I got pulled over—every driver should know it!”
⚠️ Friendly note (accuracy)
This kind of tip often circulates online, but it’s not a widely recognized or proven driving safety requirement, so it’s best to be cautious about treating it as essential advice.
If you want, I can also turn it into a viral-style post or fact-check what the “salt in the car” claim is actually supposed to mean.