The Christmas trees within the Prime Minister’s Office were lit by LED lights. The external tree outside No. 10 Downing street was lit by a combination of LED and compact fluorescent lamp fittings. Incandescent lights are not used.
The Christmas trees within the Prime Minister’s Office were lit by LED lights. The external tree outside No. 10 Downing street was lit by a combination of LED and compact fluorescent lamp fittings. Incandescent lights are not used.