A glass having a visible transmission of no greater than 28% and low IR transmission,
and employing a colorant portion:
total iron (expressed as Fe2O3):
0.7 to 1.8%
cobalt oxide (e.g., Co3O4):
0.001 to 1.0%
titanium oxide (e.g., TiO2):
0.25 to 3.0%
selenium (e.g., Se):
0 to 0.0020%
chromium oxide (e.g., Cr2O3):
0 to 0.010%.
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