What Is 3D Printing?

Medical researchers are making strides with bioprinting, through which they harvest human cells from biopsies or stem cells, multiply them in a petri dish, and use that to create a form of biological ink that printers can spray. (The 3-D printer is programmed to kind the totally different cells types and other materials right into a 3-D shape.)

For the youngsters who need a face solely a mom might love, dad and bay vip mom ought to put together several milk jug masks earlier than the occasion. Here is how: Collect one empty, washed gallon milk jug for each two company. Lower along the aspect seams of every jug, starting from the mouth of the jug.

McDonald’s 1950s success impressed a competitor, the Indianapolis-based Basic Gear Manufacturing Company, to try its hand at cooking up much more environment friendly know-how for peddling burgers and shakes. In 1958, Normal Tools launched the Burger Chef chain, whose franchises had been outfitted with automatic conveyor broilers designed to churn out 800 flame-broiled patties with “cook out flavor” per hour, along with similarly prolific automated milkshake blending machines [source: Jakle]. By 1972, Burger Chef had grown to 1,200 outlets, second only to McDonald’s 1,600 [supply: Hurley]. But too-speedy expansion turned out to be Burger Chef’s undoing. Confronted with declining income, in 1981 then-proprietor General Foods sold out to Hardee’s. However one Burger Chef legacy stays: the insidious fast-food marketing tactic of packaging a cheap plastic toy with a small hamburger, fries, drink and dessert, which it invented in 1973 with the Fun Meal [source: Sanders].