Complex sentence: Human mutual grooming plays a role in pair-bonding, however, entire industries may be attributed to human social grooming, including hair care (e.g. beauty salons and barber shops) and personal clothes tailoring.
Split into simpler sentences: Human mutual grooming plays a role in pair-bonding. However, entire industries can be attributed to human social grooming including hair care (e.g. beauty salons and barber shops) and personal clothes tailoring.