Vincent Massey. The Right Honourable Vincent Massey (1952-1959) With Vincent Massey's appointment as Governor General, a new tradition began â he was the first Canadian appointed to the post, and from that day the Governor General has always been a Canadian citizen.
A small gas leak in your home can be difficult to detect. Low-level exposure to natural gas can cause mild headaches and a feeling of breathlessness when you exert yourself during physical activities. Headaches and breathlessness can also be caused by a variety of other issues, including allergies or illness.
The initial symptoms of CO poisoning can be mistaken for flu symptoms. 1  Symptoms occur or get worse shortly after turning on a fuel-burning device (e.g., generator, vehicle, tool).  More than one person in the home becomes sick at the same time (it usually takes several days for the flu to pass from person to person).