Nebosh Question Task $7$: Workers$$ duties in the workplace

$7$

Under Recommendation $16($parts a$,$ b$,$ and d$)$ of the International Labour Organisation$$s $($ILO$$s$)$ Occupational Safety and Health Recommendation, $1981($No$\mathrm{.}164),$ Northern Mill workers must co$-$operate with their employer to help them fulfil their obligations under C$155.$

comment on the extent to which the workers have not co$-$operated with their employer.

Can you answer in proper $10$ points about upto which extent was the co$-$operation not done?