caption: Tire treads & impressions -- anatomy of a tire
exif: {"Image DocumentName": "Tire treads & impressions \u2013 anatomy of a tire", "Image ImageDescription": "Purpose - to channel water away & to provide traction as it makes contact. with the pavement. Width & angle of grooves are engineered for different surfaces. - touring tires \u2013 small grooves to channel high speeds. - off-road tires \u2013 wide grooves for traction in mud.", "Image XResolution": "200", "Image YResolution": "200", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}