Recently, I saw a saying on the Internet: Condoms and condoms are different. Condoms can only block sperm with a diameter of more than 1,000 nanometers, but cannot block HIV with a diameter of 140 nanometers and hepatitis B virus with a smaller volume of 40 nanometers, while condoms can. The first time I saw this statement, my brain was blank. For so many years, I have never felt that condoms and condoms are two kinds of things… This time, let’s talk about all kinds of condoms. Condoms, condoms, liquid condoms… all condoms! First, where did the condom and condom dispute come from? Most of the online content about the difference between [condom] and [condom] comes from media reports, and Read More …