Nyali yapamwamba (nyali ya Chingerezi - nyali, burner, ntchito - ndodo) - blamerker bulki (nyali, burner).
Kufufuza kwagalasi kunadziwika kwa makolo athu kwa nthawi yayitali, koma kugwira ntchito ndi galasi pakumvetsetsa kwa ander-hisrogen kapena plasma wowotcha, chibowo cha Mtundu winawake kapena chubu, ndipo galasi limasungunuka mu bead kapena malonda, ndi magalasi owonjezeredwa a mitundu yosiyanasiyana.
Kutentha kogwira ntchito ndi galasi - 800-1200 gr. Celsius, kutengera pagalasi.
Ngakhale kuti ndizovuta kudziwa kuti njira ya nyali idapangidwa molondola, osonkhanitsa a Bouysin adachitika zaka 5 pazaka 5 zotsatsa amadziwika kuti ndi amene adapeza kale. Ngozi idayamba kugwiritsidwa ntchito kwambiri ku Murano (Italy) m'zaka za zana la 14. M'zaka za m'ma 1800, materitiqun, am'mphete, am'mphepete mwa nyanjayi adafalikira kwambiri popanga katoni, makamaka ku France.
