1) All het up when sacked 2) Axed 3) Baked in a kiln 4) Bet vigorously 5) Blasted off 6) Booted 7) Bounced by the boss 8) Canned 9) Discharged 10) Dismissed 11) Dismissed from a job 12) Dismissed from employment 13) Downsized, so to speak 14) English phrase 15) Gave the boot 16) Gave walking papers Found on https://www.crosswordclues.com/clue/fired
The controlled heat treatment of ceramic ware in a kiln or furnace, during the process of manufacture, to develop the desired properties. Found on http://sitescorcher.com/spoorstone/glossary.html