Which heat treatment adds the least strength glass?Group of answer choicesannealingtemperingheat treatingNo answer text provided.

Which heat treatment makes glass safer because it breaks into small particles instead of sharp shards?Group of answer choicesannealedtemperedheat strengthenedNo answer text provided.

Which is the strongest type of glass?Group of answer choicesannealedtemperedheat strengthenedlow-e

What type of glass is most effective in reducing heat gain in the summer and heat loss in the winter?a) Single glazingb) Low-E glassc) Insulating glassd) Reflective glass

Which property of glass measures the overall heat transfer of the entire window assembly?Group of answer choicestotal solar energy transmittance (g)U-Value (U)Shading Coefficient (Sc)Emissivity (e)

Which property of glass is a measure of solar heat gain?Group of answer choicesvisible transmittanceR-valueU-valueshading coefficient