Kibadilishaji cha vipimo vya nishati

Kibadilishaji cha vipimo vya nishati: J, kJ, cal(th), kcal(th), Wh, kWh.

1 cal(th) = 4.184 J; 1 kcal(th) = 4184 J; 1 kWh = 3600000 J.

NIST