10 little secrets about condoms

　　10 secrets you should know about condoms

　　1. The oldest condom in the world was born in Sweden in 1640. It is now displayed in an Austrian museum. The condom is made from pig intestines, soaked and washed in hot milk to ensure hygiene. Generally speaking, older condoms are made of animal bladders, oiled silk paper, or even turtle shells and fish skins.

　　2. On Valentine’s Day in the United States, 87 condoms are used every second. This day is also truly "National Condom Day".

　　3. In the 19th century, the German military first issued condoms to soldiers. During World War I, only the U.S. and British militaries did not issue condoms to soldiers. As a result, post-war statistics showed that about 400,000 soldiers were infected. sexually transmitted diseases。

　　4. One condom can hold 3.8 liters of water, so you don’t have to worry about overstocking and bursting the condom.

　　5. In addition to the regular condom, there is also a condom called scumbag, literally translated as 'pencil bag'. It appeared in the 1960s.

　　6. In the 15th century, condoms generally could only protect the head of a 'pencil'. By the 16th century, condoms were mostly made of linen and equipped with straps that could be tied to 'pencils'.

　　7. The earliest description of something similar to a condom appears in the murals of the Grotte des Combarrelles cave in France. This mural was created between 120,000 and 150,000 years ago.

　　8. In Denmark, there is a word for birth control: Svangerskabsforebyggendemiddel.

　　9. Ireland is the most expensive country to buy condoms. A box of condoms generally costs US$18. Shanghai is the cheapest place to buy condoms.

　　10. There are no people who can't use condoms. Today's condoms are made of latex, rubber, polyurethane, or goatskin, which can cope with various allergies.