A dirty air filter will cause your RAV4 to lose 1 - 3 mpg, depending on your driving, you can save 70 - 100 gallons of gas per year simply by changing your filter regularly. The video above, shows you where the engine air filter is located in your RAV4 and how to change it!
A flatbed scanner is a type of scanner which uses a flat, glass  surface for scanning documents. Some of its disadvantages are  scanning is done page by page, too much desk â¦ space is taken and not  suitable for film scanning tasks. 1 person found this useful.n advantage of a scanner is the ability to produce accurate and  high quality images. A disadvantage is the amount of memory the  images can use.
Step 1: Understand the Mechanics. If you understand the way that scanners scan images and film negatives, it will make it easier to understand how to use your flatbed scanner to scan film negatives. Scanners typically work by bouncing light off of photographs or documents.A film negative, however, is transparent and will not allow light to bounce off.canning a Film Negative With Standard Scanners. If you have a slide or a film negative that you want to convert into a digital image, you should consider the option of using a standard scanner to do the job.