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.
(United States). Facility Security Officers in the United States can expect wages of $62K annually on average. Overall cash earnings of Facility Security Officers stretch from $34K near the bottom to $90K at the top, and the heftiest packages can encompass around $5K each from bonuses and profit sharing.