SANAA
UREMBO NA USTAWI
UJANJA
UTAMADUNI NA HISTORIA
BURUDANI
MAZINGIRA
CHAKULA NA VINYWAJI
UHANDISI WA KINYUME
SAYANSI
MICHEZO
TEKNOLOJIA
VAZI
Hatari
Ferric Nitrate: Scrap Iron Dissolved in Concentrated Nitric Acid (Thorpe 1912)
Ferric nitrate is an iron salt used as a dyeing mordant and as a source of pure iron oxide. Concentrated nitric acid dissolves scrap iron, and the solution crystallises as hydrated ferric nitrate.
Source: Thorpe, Dictionary of Applied Chemistry vol. 3 (1912), Iron. Not given: amounts or heat. Adding the iron slowly, filtering and evaporating are ours. Concentrated nitric acid gives off choking red fumes: fume hood, goggles and gloves. Picture drawn by Youblob.
Kati
2 days
Maudhui hatari
Blueprint hii ina taratibu za hatari. Ingia na uwashe maudhui ya hatari katika mipangilio ya akaunti yako ili kuona maagizo ya hatua kwa hatua.
IngiaMchoro huu unatengeneza
Blueprint zinazohusiana
Blueprint hizi zinashiriki maarifa — mbinu, vifaa au kanuni
CC0 Umma Wote
Mchoro huu umetolewa chini ya CC0. Uko huru kunakili, kubadilisha, kusambaza, na kutumia kazi hii kwa madhumuni yoyote, bila kuomba ruhusa.
Saidia Mtengenezaji kwa kununua bidhaa kupitia Mchoro wao ambapo wanapata Kamisheni ya Mtengenezaji iliyowekwa na Wachuuzi, au unda marudio mapya ya Mchoro huu na uiunganishe kama kiungo katika Mchoro wako kuchangia mapato.