The MG42 fires so fast, no one can hear individual shots (DiscoveryEducation.com).Welcome to WW2 Machine And Sub-Machine Guns. This site helps people find information about WW2 Machine and Sub-machine Guns, and includes some interesting facts and quotes, like the one above. The name of the gun, the maker, and some other features will be listed. As an added bonus, people can find information on the modern issue of gun control and violence. This site can help people write research papers or just gain knowledge.