Even when the blade cut along a wooden ruler — there is no guarantee that the edge, huddling, does not crash or find yourself on it.
This will not happen if the shaver to wear a paperclip as shown: she cut off the blade from the line and the cut goes right.
Recommend to read
WHEN WE RAN OUT OF SHAMPOO
You have repeatedly placed the tips where can I find the use of plastic containers of shampoo. I don't throw it away. Those that phobophile diameter, use as holders for rolls of paper,...
THE LIGHT IN THE SWITCH
Not to look for the switch in the dark, to make it a backlit "Neonka" from the starter of the fluorescent lights and the resistor 100 ohms, connected in series— that's the whole scheme....
