Radioactive substances have been left unremoved from treated but still tritium-containing water at the crippled Fukushima Daiichi nuclear power plant, Kyodo News learned Sunday.The government and Tokyo Electric Power Company Holdings Inc. have faced the pressing need of disposing of such treated water now kept in tanks. One option is to dump it into the sea, as tritium is said to pose little risk to human health.If the plan goes through, tritium-tainted water from the nuclear plant is expected to be diluted so it will likely lower the levels of other radioactive materials as well before bei…READ FULL ARTICLE