Some of the examples include; Greta Chacchi who was actually 18 years making her adult film industry debut

Meet Greta Chacchis – a curvy teenager who decided to become an actress in adult films. Young babes, great chemistry, beautiful nudity – see her performing multiple positions, including sensual hand jobs, tit fucking, and cumswallowing. This youthfulness however is blended with professional competence in this classic jeweller.