Here are some industry links of interest:

PEO - Professional Engineers Ontario

Schneider Electric

PAC - Packaging Association of Canada

Association for Manufacturing Excellence

PMAC - Purchasing Management Association

PEMAC - Plant Engineering and Maintenance Association of Canada

MRO (Maintenance, Repair and Operations) Magazine

WSIB - Workplace Safety and Insurance Board

IAPA (Industrial Accident Prevention Association)

Ontario E-Laws

Workers Health and Safety Centre

The Canadian Centre for Occupational Health & Safety

Standards Council of Canada

Canadian Standards Association

Occupational Health and Safety Act (OHSA)

Ontario Ministry of Labour