11. No other nation is officially known to be using commercial reactors to make bomb materials. 12. The need for vigilance is compounded by the aging of the nation's 107 commercial reactors . 13. The first commercial reactors are expected in 2030. 14. The World Nuclear Association lists the BN-1200 as a commercial reactor , in contrast to its predecessors. 15. There are 103 commercial reactors now operating; those in service the longest began operation in 1969. 16. Commercial reactors provide more than a fifth of the electricity consumed by homeowners and businesses each year.17. Spent nuclear fuel from commercial reactors currently is being stored in temporary facilities at the reactor sites. 18. Another would rely on commercial reactors to produce tritium instead of calling for a new government plant. 19. Yanase said the ministry wasn't even considering directly disposing of nuclear waste from commercial reactors a decade ago. 20. The RBMK is an early Generation II reactor and the oldest commercial reactor design still in wide operation.