To rev an engine in an automatic vehicle, simply start the car, keep it stationary, and press the brake pedal firmly with your left foot for safety. Then, lightly press the accelerator pedal with your right foot. The engine will rev as you apply more pressure. It's crucial to do this sparingly; excessive revving, especially on a cold engine, can cause undue wear. Additionally, avoid revving in neutral to prevent damage to the transmission. This technique is sometimes used for performance demonstrations or to warm up the engine, but it should always be done with a consideration for the vehicle's health and safety in mind.

Ilmenite, a titanium-iron oxide mineral (FeTiO3), is weakly magnetic due to the presence of iron. The magnetic property of ilmenite allows it to be separated from non-magnetic substances using magnetic separation techniques, which is crucial in its processing for titanium production. This weak magnetism contrasts with minerals like magnetite, which are strongly magnetic. The magnetic susceptibility of ilmenite is significant enough to enable this distinction and facilitate its beneficiation process in the mining industry, making it an essential aspect of ilmenite's physical properties.

The engine size is often encoded within the VIN number of a car. Here is how you might do this:

1. Find the VIN number: This will typically be found on the driver's side dashboard or in the driver's side door jam.

2. Analyze the VIN number: VIN numbers are typically 17 characters long.

Let's dissect this a bit:

- The first three characters are the World Manufacturer Identifier (WMI). The first character indicates the country where the vehicle was manufactured, the second character tells who is the maker or the manufacturing division, and the third character represents the type of vehicle.

- Characters from 4 to 8 show the data about the car such as the model, engine size and type, body type, etc.

- The ninth character is called a check digit which validates the VIN.

- The tenth character shows the production year.

- The 11th character indicates the assembly plant for the vehicle.

- Characters 12 through 17 represent the car's unique ID, as in one specific car coming off the assembly line.

To know the engine size, you will have to decipher the characters 4 to 8, especially the fifth or sixth or eighth depending on the manufacturer. These characters often represent the engine size or model.

However, the VIN codes vary from country to country and manufacturer to manufacturer. You may need to look up a VIN decoding guide for your specific car manufacturer to figure out exactly which character represents the engine size.

Alternatively, many online tools can help you decode your VIN number. Websites like decodethis.com or vindecoder.net let you enter your VIN and then provide a comprehensive information breakdown.

Remember: Checking the VIN will provide the original engine size; it will not account for any modifications made to the vehicle after it was initially sold.

Always remember to use a secure website when looking up VIN numbers, as this is sensitive information that should not be shared widely.

Bridgestone owns Firestone tires.