Electrical power

Fluorescent lights safety and updates

I just saw old fluorescent light replaced with new one. This was the old one: This is the new one: In new one there is electronic ballast. What are the problem with old ones? Fire danger caused by failing capacitors and by heating of different parts of lamp (tube ends and ballast) when old tube

Biltema grounded universal travel adapter

I bought this is universal travel adapter from Biltema to be able to connect my laptop power supply with grounded schuko plug hopefully safely to UK power outlets. Many other travel adapters only work well with ungrounded loads (typically either accept only ungrounded plug or leave ground not connected). This is one rare product that