lr


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Lr,

symbol for the element lawrenciumlawrencium,
artificially produced radioactive chemical element; symbol Lr; at. no. 103; mass number of most stable isotope 262; m.p. about 1,627°C;; b.p. and sp. gr. unknown; valence +3.
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Lr

(chemistry)

living room

A space in a dwelling for social use of the residents.

lr

(networking)
The country code for Liberia.

low radiation

The radiation emitted by earlier CRT monitors and TVs. The studies were controversial but never conclusive. See MPR II.