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China: Smooth operations in garden design: China’s chalk line mastery
This is the incredible moment that a skilled male gardener meticulously marking terrain lines for a garden landscape project ...
Autoblog10y
Camaro Z/28 is so grippy GM had to find way to keep tires from slipping on wheels
The engineers marked a chalk line relative to the valve stem and took the Camaro out for a lap. When it came back, they found that the Pirellis had rotated 360 degrees or more. Of course ...