Definition of conventional and non conventional energy
Conventional sources are the same as conventional sources.
This is the technology that is conventional
It is conventional because water is natural
non conventional
Standing in front of the car looking at the engine block you will see an aluminum housing with a large black plastic nut on top of it, the oils filter is within this housing. This is a replaceable element filter not a canister filter like you would find on other conventional vehicles.
The difference between conventional and non conventional energy resources is that conventional energy resources are much more common. An example of a conventional energy resource would be oil, a non conventional energy resource would be solar power.
Whether conventional or non-conventional is better is a matter of opinion and circumstance. Different people have different answers.
What are the conventional formulae?
A tank that is conventional
FHA loans are insured by the US Federal Housing Administration. They usually require a lower down payment and may qualify people with lower credit scores. Conventional loans require more stringent credit scores and higher down payments and are usually insured by private mortgage insurances.
You don't. There is no difference in the type of energy, between the "conventional" and "non-conventional" types. What makes energy conventional or non-conventional is the SOURCE - a conventional source being one that has been used for a long time.