BUBBLE WRAP. Engineers Alfred Fielding and Marc Chavannes came up the idea for bubble wrap while working on a new type of textured wallpaper in 1957. By sealing two shower curtains together, they trapped a layer of bubbles.
Immigration and Customs Enforcement. Special agents at Immigration and Customs Enforcement, the largest investigative agency in Homeland Security, are classified as criminal investigators. They start at GL-7 with an annual base salary range of $33,829 to $42,055, or GL-9 with an annual base salary of $42,948 to $55,413.
For example, according to the Bureau of Labor Statistics, loss prevention agents in Texas earned an average hourly wage of $30.50, as of May 2010. Loss prevention agents in Arkansas made an average of around $30 per hour, while those in New Jersey earned an average hourly wage of $29.50. However, the top-paying location was Virginia, where private detectives, including loss prevention agents, made an average hourly wage of $32 per hour.