Which of the following statements about maintenance at the Pickering Nuclear Station is false?
◦ Springtime is chosen as the right time to undertake this inspection due to the lower demand for electricity at that time, compared to winter and summer.
◦ Costs associated with interruptions are several times higher than costs arising from preventive maintenance.
◦ This approach to maintenance contributes to the facility's excellent record of reliability.
◦ All of the nuclear units linked to the vacuum building must be shut down to carry out inspection at the vacuum building.
◦ It does not provide the province of Ontario with any significant amount of electricity supply.