Gizmodo 
Jul 15, 2009 8:40 PM
19,038
Lifehacker many tips this week teach you how to stay cool, get your car fixed and curse like an unemployed pharmacist.
• Make your own sun jar
• Here's their review on Gmail's Todo list
• Check your air conditioner now to save yourself trouble later
• Combine Google and Wolfram results
• Build a DIY portable Air Conditioner
• Use OpenDNS to filter your content
• Test your mechanic with tiny jobs before big ones
• Google Gears gets updated for Firefox 3.5
• Learn the hidden benefits of your credit cards
• Sleep like an Egyptian
• Where to hide cash in your house
• Drop F-bombs, C-bombs, and S-bombs to relieve pain
• Use a damp towel to cool down your house
• Take better sunset photographs
• Diagnose and fix a running toilet
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