Anyị nwere ngwugwu atọ, ngwugwu anọ, ngwugwu isii, na ngwugwu asatọ nke mmanụ dị mkpa, anyị na-akwado nhazi aha njirimara nkeonwe, ma ị nwere ike ijikọta ha kpamkpam dịka mmasị gị si dị.
Enwere mmanụ dị mkpa asatọ na mmanụ a dị mkpa, gụnyere mmanụ lavender, mmanụ pepemint na mmanụ eucalyptus, tii osisi mmanụ dị mkpa.