99%
95%
1%
92
5%
compared to what. Percentage of coal used to make iron/steel, or percentage of coal shipped overseas, or percentage of coal used to make electricity, or....
Natural gas provides the largest percentage of all energy used in California.
The percentage of energy converted into useful work is called the EFFICIENCY.
5
about 40%
22%
efficiency(:
The term EFFICIENCY is defined as useful work, divided by total energy expenditure.
90-100%
3million
Efficiency.
The answer is efficiency.
That is called the "efficiency".