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.
Work. Wildlife protection officers earned a mean $55,670 per year, or $26.77 per hour, as of May 2011, states the Bureau of Labor Statistics. The lowest-paid 10 percent received $31,710 per year, or $15.24 per hour, while the highest paid 10 percent received $81,080 per year, or $38.98 per hour.ildlife protection officers earned a mean $55,670 per year, or $26.77 per hour, as of May 2011, states the Bureau of Labor Statistics.