The following is a list of deliberate absence from work related to specific working conditions (strikes) or due to general unhappiness with the political order (General Strikes):
... friction.
The device is covered by US patents 3,726,146 (1973) and 5,353,655 (1994) by L.A. Mishler and US patent 5,800,311 (1998) by P.S.Chuang.
Externa ...