presolvant
A chemical substance or agent applied to a surface or material before the main cleaning or dissolving process to loosen contaminants. It is primarily used in industrial degreasing, dry cleaning, and specialized laboratory procedures to enhance the efficiency of the primary solvent.
أمثلة
3 من 5Apply the presolvant to the grease stain and let it sit for five minutes before starting the wash cycle.
Apply the presolvant to the grease stain and let it sit for five minutes before starting the wash cycle.
The safety protocol requires technicians to use a non-corrosive presolvant when preparing the titanium components.
The safety protocol requires technicians to use a non-corrosive presolvant when preparing the titanium components.
You'll need a bit of presolvant to get that sticky residue off the windshield.
You'll need a bit of presolvant to get that sticky residue off the windshield.
الأضداد
عائلة الكلمة
نصيحة للحفظ
Think of 'Pre' (before) and 'Solvant' (to dissolve). It is the liquid you use 'before' the main 'solvent' to do the heavy lifting.
اختبار سريع
The technician recommended using a heavy-duty ________ before the steam cleaning process to ensure all oil was removed.
صحيح!
الإجابة الصحيحة هي: presolvant
أمثلة
Apply the presolvant to the grease stain and let it sit for five minutes before starting the wash cycle.
everydayApply the presolvant to the grease stain and let it sit for five minutes before starting the wash cycle.
The safety protocol requires technicians to use a non-corrosive presolvant when preparing the titanium components.
formalThe safety protocol requires technicians to use a non-corrosive presolvant when preparing the titanium components.
You'll need a bit of presolvant to get that sticky residue off the windshield.
informalYou'll need a bit of presolvant to get that sticky residue off the windshield.
The experiment demonstrated that using a polar presolvant significantly increased the yield of the extracted alkaloids.
academicThe experiment demonstrated that using a polar presolvant significantly increased the yield of the extracted alkaloids.
We are currently negotiating a bulk contract for the supply of high-grade industrial presolvants for our manufacturing plants.
businessWe are currently negotiating a bulk contract for the supply of high-grade industrial presolvants for our manufacturing plants.
الأضداد
عائلة الكلمة
تلازمات شائعة
العبارات الشائعة
presolvant application
the act of applying a presolvant
dwell time for presolvant
the time a presolvant must remain on a surface to work
rinse away the presolvant
to wash off the initial cleaning agent
يُخلط عادةً مع
A solvent is the primary dissolving agent, while a presolvant is a preliminary agent used to prepare the surface.
A preservative keeps a substance from decaying, whereas a presolvant is used to help clean or dissolve something.
ملاحظات الاستخدام
The term is technical and most common in manufacturing, chemistry, and professional cleaning industries. It is often used as a countable noun when referring to different types of chemical mixtures.
أخطاء شائعة
Learners often misspell the word as 'presolvent' (though both are technically used, 'presolvant' is frequent in specialized technical data sheets influenced by French nomenclature). It should not be used as a verb in general conversation.
نصيحة للحفظ
Think of 'Pre' (before) and 'Solvant' (to dissolve). It is the liquid you use 'before' the main 'solvent' to do the heavy lifting.
أصل الكلمة
Derived from the Latin prefix 'prae-' (before) and the verb 'solvere' (to loosen or untie).
أنماط نحوية
اختبار سريع
The technician recommended using a heavy-duty ________ before the steam cleaning process to ensure all oil was removed.
صحيح!
الإجابة الصحيحة هي: presolvant
مفردات ذات صلة
كلمات ذات صلة
pale
A1Describes something that has very little color or is much lighter than usual. It is often used to describe a person's face when they are ill or a color that is mixed with a lot of white.
lung
A1The lungs are two organs inside your chest that you use to breathe. They bring oxygen into your body and remove carbon dioxide when you breathe out.
tropical
A1Relating to the hot regions of the Earth near the equator. It describes weather that is very warm and wet, or plants and animals that come from these areas.
trader
A1A trader is a person whose job is to buy and sell goods, stocks, or other items for profit. They can work in a small local market or on large international financial exchanges.
indoor
A1Describes something that is located, happens, or is used inside a building rather than outside. It is an adjective used before a noun to talk about activities or objects protected from the weather.
threshold
A1A threshold is the physical area at the bottom of a doorway that you step over to enter a room or building. It also refers to the level or point at which something starts to happen or changes.
tribute
A1A tribute is something that you say, do, or give to show your respect and admiration for someone. It is often a public act used to honor a person's life, work, or memory.
elder
A1Used to describe a person who is older than another, especially within a family. It is also used to refer to people who have a high status or more experience because of their age.
russian
A1Relating to Russia, its people, its language, or its culture. It describes things that come from or are connected to the largest country in the world.
southeastern
A1Located in or coming from the direction between south and east. It describes a place, a region, or a wind that is in the corner between the bottom and the right on a map.
التعليقات (0)
تسجيل الدخول للتعليقابدأ تعلم اللغات مجاناً
ابدأ التعلم مجاناً