Social media is a catch-all term for various internet applications that allow users to create content and interact with each other. There are good and bad effects of social media on students, one of the good and bad is the factors or websites. One of its websites is the easy access or easy way to disseminate or share information. News that everyone is interested in knowing, such as class subsidies, news about the government or articles. On the other hand, young people become more open-minded to fellowship or friendship. Sometimes even if they don't know each other personally, they are added as friends or added to people who can see the content of their profile. That’s why sometimes young people often get bogged down in posts they don’t like, and this often leads to rocky outbursts of violent and unwelcome words. Sometimes young people today become too judgmental, perhaps because of what they see on social networking sites, freedom of expression even when we are hurting.

Corrosion of metal is a ubiquitous phenomenon that occurs in various paperwork. Atmospheric or uniform, galvanic, crevice, pitting, and microbial corrosion are maximum familiar styles of corrosion. The consequences of corrosion are many and varied and the outcomes of those at the safe, dependable and green operation of gadget or structures are frequently extra serious than the simple loss of a mass of metal. screw ups of various types and the need for highly-priced replacements may additionally occur even though the quantity of steel destroyed is pretty small.