This SG6 video is for utilisation as the principal training delivery tool complete with a set of questions and answers that can be downloaded from the NASC website here: [ Ссылка ]
![](https://s2.save4k.ru/pic/ed5HXBZuZHY/maxresdefault.jpg)
This SG6 video is for utilisation as the principal training delivery tool complete with a set of questions and answers that can be downloaded from the NASC website here: [ Ссылка ]