Photobond OB4189 is resistant to yellowing and, with its high aspect ratio, is particularly suitable for bonding microlens arrays, such as those found in headlights and projection systems.
Since the BIL passed, state and local capital investment has rebounded and returned to pre-pandemic levels. The two-year increase in state and local capital investment as a share of state and local spending—1.6 percentage points—is the largest since 1979.
The instrument can detect leaks as small as 0.05 standard cubic centimeter per minute—about 80 times smaller than what is typically possible with an air-based test.