When you apply paint to a material, its surface is covered.
The Latin word applicāre came into our language as to apply . This verb (apply) has several meanings recognized by the Royal Spanish Academy ( RAE ) in its dictionary.
The first of them refers to placing something on an element or making it come into contact with it . The process and result of this type of action is known as application .
Apply a coating
Take the case of coatings . Paints , varnishes and other similar products can be applied to a material until it is covered, providing it with a surface layer that gives it certain characteristics and properties.
When you apply paint to a wall, for example, its color changes. A coat of blue paint can be applied to a cement wall that has a grayish tone: thus, the wall in question becomes bluish.
Meanwhile, a varnish can be applied to pine wood furniture to protect it. This coating helps ensure that moisture does not affect its structure and keeps insects away.
What does the task of applying consist of, in these cases? Basically in spreading the paint or varnish over the surface . For this a brush is used.
The application of a vaccine
It can be said that vaccines are applied: they are given or placed. Generally, to apply a vaccine, it is necessary to inject the preparation into the body.
Typically, to apply a vaccine, a preparation with antigens is injected.
A vaccine is a preparation that contains an antigen : a substance that, when introduced into the body, causes a defense reaction. Usually the antigen causes the generation of antibodies .
When applying a vaccine, what is done is introducing the preparation with the antigens into the body. This process is known as inoculating . Most vaccines are administered using a syringe , which is injected into an arm or thigh to introduce the substance in question.
Apply as the implementation of a measure or knowledge
Another use of the notion of applying refers to using or taking advantage of knowledge, a principle or something similar with the aim of generating a certain consequence. When you apply something of this style, you intend to achieve an objective .
Suppose a person must repair a car engine. To be successful in your task, you will need to apply your mechanical knowledge. If you do not have said training, you will not be able to carry out the arrangement.
Apply can also be linked to a criterion or the validity of something . A clothing store can run a promotion that offers a 25% discount on the total purchase to anyone who spends more than 5,000 pesos. This means that the benefit applies to buyers who spend at least that amount of money in the commercial premises.
Submitting an application
The verb apply, finally, is used in some regions regarding the formal presentation of an order or request . When applying for something, a request is raised, awaiting a response from the corresponding individual or entity.
A professional can apply for a job position , to mention one possibility. In this case, the subject fills out a form with the intention of being hired by a certain organization .