Template:Convert/list of units/energy/short list

ENERGY (Full list)
system	unit	unit- code	abbrev- iation	notes	conversion factor/J	combinations
SI	gigajoule	GJ	GJ		1,000,000,000
	megajoule	MJ	MJ		1,000,000
	kilojoule	kJ	kJ		1,000
	hectojoule	hJ	hJ		100
	decajoule	daJ	daJ		10
	joule	J	J		1
	decijoule	dJ	dJ		0.1
	centijoule	cJ	cJ		0.01
	millijoule	mJ	mJ		0.001
	microjoule	μJ (uJ)	µJ		0.000001
	nanojoule	nJ	nJ		0.000000001
cgs	megaerg	Merg	Merg		0.1
	kiloerg	kerg	kerg		0.0001
	erg	erg	erg		0.0000001
Watt-hour multiples	terawatt-hour	TWh	TWh		3.6×10^15
		TW.h	TW·h
	gigawatt-hour	GWh	GWh		3.6×10^12
		GW.h	GW·h
	megawatt-hour	MWh	MWh		3,600,000,000
		MW.h	MW·h
	kilowatt-hour	kWh	kWh		3,600,000
		kW.h	kW·h
	watt-hour	Wh	Wh		3,600
		W.h	W·h
Electron- volt multiples
	gigaelectronvolt	GeV	GeV		0.0000000001602176487
	megaelectronvolt	MeV	MeV		1.602176487×10^−13
	kiloelectronvolt	keV	keV		1.602176487×10^−16
	electronvolt	eV	eV		1.602176487×10^−19
	millielectronvolt	meV	meV		1.602176487×10^−22
Calorie multiples	calorie	Cal	Cal	The thermo-chemical calorie is the default definition. For others, see the full list.	4,184
	megacalorie	Mcal	Mcal		4,184,000
	kilocalorie	kcal	kcal		4,184
	calorie	cal	cal		4.184
	millicalorie	mcal	mcal		0.004184
pound/ ounce-foot/ inch-hour-minute-second	foot-poundal	ftpdl	ft·pdl		0.0421401100938048
	foot-pound force	ftlbf	ft·lbf		1.3558179483314004
		ftlb-f	ft·lbf
	inch-pound force	inlbf	in·lbf		0.1129848290276167
		inlb-f	in·lbf
	inch-ounce force	inozf	in·ozf		0.00706155181422604375
		inoz-f	in·ozf
	horsepower-hour	hph	hp·h		2,684,519.537696172792
British thermal unit	British thermal unit	Btu	Btu	The International Steam Table British thermal unit is used. For others, see the full list.	1,055.05585262
		BTU	BTU
TNT-based units	gigatonne of TNT	GtTNT			4.1840×10^18
	gigaton of TNT	GtonTNT
	megatonne of TNT	MtTNT			4.184×10^15
	megaton of TNT	MtonTNT	Mt
	kilotonne of TNT	ktTNT			4.184×10^12
	kiloton of TNT	ktonTNT	kt
	tonne of TNT	tTNT			4,184,000,000
	ton of TNT	tonTNT
Other
	Hartree	Eh	Eh		4.35974417×10^−18
	rydberg	Ry	Ry		2.1798741×10^−18
	tonne of oil equivalent	toe	toe		41,868,000,000
	barrel of oil equivalent	BOE	BOE		6,117,863,200
	cubic foot of natural gas	cuftnaturalgas (cufootnaturalgas)		Unit-code cufootnaturalgas will show "cubic foot of natural gas" if plural.	1,055,055.85262
	litre-atmosphere	latm	l·atm		101.325
		Latm	L·atm
	gallon-atmosphere	impgalatm	imp gal·atm		460.63256925
	US gallon-atmosphere	USgalatm (usgalatm)	US gal·atm		383.5568490138
		U.S.galatm (usgalatm)	U.S. gal·atm