You can put the straw into the water and then suck, the water will come out filtered.
You can use water filter straw or water filter bottle to filter water which is quickly purify water and the water is safe and fresh to drink.
No. It's the same as drinking right from the cup. Unless your out in the wilderness and you don't have clean water, you can get straws that filter your water.
Usually I purchase equipment for camping on Amazon, there are many kinds of water filters such as water filter straw, water filter bottle and water filter pump. For myself, I prefer to water filter straw which is light weight and easy to operate.
The drinking straw as we know it today was invented in 1888 by Marvin Stone.
No, not a drinking straw. As for straw as in grass, I guess someone could eat that.
The modern drinking straw was patented on 3 December 1888 by Marvin Chester Stone.
Historians have four that the earliest drinking straw was made by Sumerians for drinking beer. It was used to avoid the solid byproducts of fermentation.
It is prehistoric.
i like cheese
Penyedup
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the chinese invented the straw made of bamboo