Local Cryptic

[bruisersnan]

Can anyone help with these please.

One or two types of energy mixed. 4,3.
coal / - a - Is it tar or gas?

Things can be made possible by him. 7 Letters.
- n - b - e -

A few are returning for her. 4 Letters.
- e - a

Spotted youth leader in ebbing river. 4 Letters.
e - e -

[baitress]

coal gas. both coal and gas are energy sources.
enabler.
eyed. y in river Dee reversed.

[JMR27]

3. V era