The father told, they had a nervous teacher in school, one day, after she half broke the wooden penalty of the innocent distinctor from the first part on the edge of the party, and, in addition, along with all the contents - pencil and pencil, and had the habit of rolling her hand on the table, before laying the class journal, the boys mature a curious plan of vengeance: they sprinkled on the chemistry of crystalline iodine, added nasopharyngeal alcohol, glued into a paper bag, dried, and laid in the journal. From the very beginning of the lesson began to curb the unstable teacher, and bringing to boiling, with revengeful pleasure watched how she moves the magazine in a convenient position, squeezes... Explosion, clubs of smoke, a huge hole in the magazine. After a long time, the girls re-written their assessments to a new magazine. Fisting on the table is still off =)