Allows visually-impaired people to know when they’re leaving a walkway, entering a parking lot or street, or nearing a transit boarding location.
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It knocks dirt and mud of shoes and wheels. It lets the place look a little cleaner at the end of the day so they don’t have to clean during the day.
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Supermarket rumble strips. Let you know to slow down, there are workers ahead. Alternatively, if you fell asleep at the “wheel” it will wake you up so you don’t hit a wall.
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Where are these ribbed floors in supermarkets? I’ve never heard of this.
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Also , it shakes dirt and rain from the cart
It works like nonskid so if your feet are wet you won’t slip
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