The prevailing confusion over environmental safety of the compact fluorescent lamps (CFLs) came into sharp focus in Rajya Sabha on Monday. In reply to a question during the Question Hour, power minister Sushil Kumar Shinde said that the government has appointed a task force for studying steps for safe management of the disposal of CFLs. Mr Shinde said in his reply that use of CFLs at home or in any other building is not harmful.