California has stricter air quality regulations and some engines cannot pass them. As a general rule only OHV engines run clean enough.
The majority of lawn mowers are not robots. That is not to say that all lawn mowers are not robots. Some companies have been manufacturing robotic lawn mowers (Lawnbott, Norman, etc.)
A lot of places no days sell riding lawn mowers. Some common places are Lowes or Home Depot.
Most lawn mowers have 4-stroke gas engines. Some have 2-cycle, and if you are talking about riding mowers, some even have diesel.
Some lawn mowers are called self propelled because they require no electric plug to turn on. They have batteries in them that power them and make them work.
Some people tend to use their lawn mowers for their lawn care but i have found that when you use it for dental hygine and it is very effective.
I'm assuming its a riding lawn mower of some type. Our own lawn mowers of this type have an alternator in them that keeps the battery charged
Some good brands of riding lawn mowers are Toro, Cub Cabet 1000, and John Deere. If you're on a budget buy a Cub Cabet 1000 since they're cheaper and have great quality.
Lawn care supplies include, lawn mowers, fertilizer, weed eater, weed repellent and even insect repellent for the yard.
Some of the lawn mowers home depot sells are Toro 20331 Self Propelled Lawn Mower, Great States 14 in. Reel Mower 304-14S, Snow Joe Sun, and Toro Lawn Boy 10603 20-Inch.
There are many jobs that Case Mowers can be used for. Case Mowers are typically used for regular lawn care needs like cutting grass. They are used by many landscapers.
Gas-powered lawn mowers emit greenhouse gases like carbon dioxide, contributing to global warming. Electric or manual lawn mowers can be more environmentally friendly options to reduce this impact. Regular maintenance and proper usage of lawn mowers can also help minimize their emissions.
50 is the bare min. Note some mowers have compression release.