mˈoʊst mˌænjuːfˈæktʃɚɹɚz ʌv pˈaʊdɚɹˈæktʃuːˌeɪɾᵻd nˈeɪl ɡˈʌnz ˈɔfɚ tɹˈeɪnɪŋ ænd sˌɜːɾɪfɪkˈeɪʃən, sˌʌm wɪð fɹˈiː ˈɑːnlaɪn tˈɛstɪŋ.
Most manufacturers of powder-actuated nail guns offer training and certification, some with free online testing.