For the case when screw cap cans, as they say, stuck and does not open, use a simple device made of a wooden block and the old lap belt. Guides buckle do not necessarily, but to nail the strap to the bar, and on the other side to drive the pin under the belt holes needed. How to use this “key”, it is clear from the figure.
Recommend to read
FOTOSKETCHER ON LPT
The availability of modern element base used in television remote controls (remote control), allows you to create a simple counter connected to the receiving side of the computer LPT...
TWO-TIER BREAD BOX
Despite the ever-growing variety of breadboxes offered by industry, they still rarely meet the main requirement—keeping bread fresh: inside them it either goes stale quickly or gets moldy....
