The first alarm clock could only ring at 4 a.m.
120
Originally, BMW was an airplane engine manufacturer.
69
A toaster uses almost half as much energy as a full-sized oven.
33
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55