Generally, mouthwash contains alcohol, anti-bacterials/virucides/germ-killers/etc, detergents, flavor, and water. Alcohol is certainly not good for your plants as it will destroy delicate tissues and dry out the others. The semi-medical components, anti-bacterial et al, will kill beneficial ground bacterias and insects, so that won't help your plants either. The flavor component may contain sugar that will leave a sweet sticky film that may draw harmful insects and animals to it. Will mouthwash harm your vegetable plants? Probably.
High levels of salt will kill most plants.
I think vegetable oil will not harm your dog.
the viroids harm the plants that are ifected with them by giving the plants some harmful thing
Because it has just been in your mouth, which has many types of bacteria inside. This could harm someone else if it gets into them.
The negative effects are that the process of making soap can harm the environment because soap for cleansing are obtained by treating vegetable or animal oils and fats with a strongly alkaline solution that can harm your body AND the environment.
because of they poisunois plants
they dont
no. I have had it for quite a while and no harm has been done.
No
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foxglove and deadly nighshade are two poisonous plants. rapeseed
they harm the plants