ELI5: Explain Like I'm 5

Thermoplastic road marking paint

Thermoplastic road marking paint is a type of paint that is used to make lines and markings on the road. But it is not like the regular paint that you use to make pictures, because it is made from special materials that can stick to the road even when it gets hot or cold outside.

The paint is first melted down to a very high temperature, which makes it very soft and sticky. Then, it is poured onto the road where it quickly hardens and becomes solid. This is called "setting" and it happens because the paint cools down and becomes hard again.

The thermoplastic paint is usually applied to the road with a big machine that looks like a big truck. This machine has a special "spray gun" that sprays the paint onto the road like a giant hose. The machine also has a special heater that keeps the paint warm so that it stays sticky and can set properly.

One of the coolest things about thermoplastic paint is that it can come in different colors, just like regular paint. So, you might see red lines, green arrows, or even yellow zig-zags on the road. The paint can also be used to make special markings, like crosswalks and bike lanes.

Thermoplastic paint is really useful because it is very durable and can last a long time without fading or getting damaged. This means that drivers and pedestrians can see the road markings clearly, which keeps them safe. So, the next time you see colorful lines on the road, you can remember that they are made from special paint that stays stuck to the road even when it gets hot or cold!
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