(1) He then looked at Venus at night through the pinhole until the ‘star’ filled the hole.(2) The peephole was slightly larger than a pinhole , but you get the idea.(3) Tape the foil over the hole in the bottom of the canister, so the pinhole is centered.(4) Impermeable membranes can still get pinholes in them or tear.(5) If there are any areas covered with black flashing cement, examine the cement carefully for pinholes or cracks.(6) A catalytic converter works by forcing engine exhaust into a honeycomb of pinholes which restricts the molecules and creates more heat so they oxidize.(7) The ancients thought stars were pinholes in the night sky with Heaven's light showing through.(8) A leaky gut is a condition in which the small intestine wall becomes inflamed and breached with tiny pinholes that leak putrid food particles into the blood stream.(9) By light microscopy the capillary loops appear thickened and rigid with numerous small subepithelial spikes and pinholes noted on the silver stain.(10) Long streaks of bright blue grew from the many pinholes in the stone, and the red hair across the earth climbed to brush his elbows.(11) Any small pinholes or leaks in the system could allow pathogens into the pipeline where they could multiply with impunity(12) In 1992, small pinholes were first discovered in the RCC panels of the Columbia.(13) Cracks and pinholes can allow carbon monoxide and other exhaust gases to leak into the cabin, causing one part of CO per 20,000 parts of air to seep into a person's system.(14) Laser fire sprayed, burning pinholes in the glass.(15) When the bag is deployed, the sealant forces the air to escape the bag through pinholes in the fabric itself instead of the seams.(16) I sometimes use vintage fabrics, and these tend to have flaws: small marks, fading, tiny pinholes are all typical of vintage fabric.