英国消费者团体警告便携式电热器不安全,长期供暖效率低。 UK consumer group warns portable electric heaters are unsafe and inefficient for long-term heating.

联合王国公民咨询组织警告不要使用便携式电热器进行长期取暖,因为它们无效,并造成过热和火灾等风险。 Citizens Advice in the UK warns against using portable electric heaters for long-term heating as they are not effective and pose risks like overheating and fires. 相反,它们建议调整中央供暖系统,采用自动调温器和散热阀,以更好地使用能源和安全。 Instead, they advise adjusting central heating systems with thermostats and radiator valves for better energy use and safety. 建议把房间维持在18C以上,并维持中央供暖系统,以确保安全和效率。 Keeping rooms above 18C and maintaining the central heating system is recommended for safety and efficiency.