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Comment: clean white sand is a byproduct of tar-sand oil (Score 1) 264

by jclaer (#48327671) Attached to: We Are Running Out of Sand

Clean white sand is a byproduct of tar-sand petroleum production in northern Alberta, Canada. They dig a giant hole in this gooey stinky tar stuff, wash it in hot naptha, take the clean white sand coming out, and dump it back in the hole it came out of. What limits production is lack of permits for the pipeline they need to export the oil.

Comment: every gym should have one (Score 2) 134

by jclaer (#45451503) Attached to: 12-Lead Clinical ECG Design Open Sourced; Supports Tablets, Too

I lost a son, age 25, to sudden cardiac arrest. He left the gym, died a half hour later in his office. We thought he was the healthiest one in the family. Every gym should have an EKG machine as well as an AED. I hope you never learn what I know --- no loss exceeds losing a child. Search for Jos Claerbout

"When the going gets tough, the tough get empirical." -- Jon Carroll