The body obtains vitamin A in two ways. One is by manufacturing it from carotene, a vitamin precursor found in such vegetables as carrots, broccoli, squash, spinach, kale, and sweet potatoes. The other is by absorbing ready-made vitamin A from plant-eating organisms.
It takes a really good glue to hold picture frames together. The common glues that you see in hardware stores just don't cut it. Picture frames glued up with these glues will snap apart very easily. Because these picture frame clamps are not professional vises, it is even more important to use a really good glue.
The car frame is the structural part of the car and holds the platform and the cab. that carries the passengers, as shown in Figure 2 (2). The platform is directly connected. to the plank of the car frame. The plank is connected to the vertical stiles, which are. connected the roller guides and to the crosshead.