Die ontkalking verminder die kalkaanslag.

Because die is the Afrikaans definite article, meaning the.

In this sentence, both nouns are definite:

• die ontkalking = the descaling / the decalcification
• die kalkaanslag = the limescale deposit / the scale buildup

Afrikaans uses die for:

• singular nouns
• plural nouns
• all grammatical genders

So unlike languages such as German or Dutch, you do not have to learn different forms like de/het or der/die/das. It is simply die.

Ontkalking is a noun in this sentence.

It is built from:

• ont- = a prefix often meaning de-, remove, or undo
• kalk = lime or calcium scale
• -ing = a common noun ending that can turn an action into a thing or process

So ontkalking means something like:

• descaling
• decalcification
• removal of lime

In context, it can refer to:

• the process of descaling
• a descaling treatment
• sometimes even a descaling agent or cycle, depending on context

Kalkaanslag is a compound noun:

• kalk = lime
• aanslag = deposit, coating, buildup, or film

So the literal idea is lime deposit or limescale buildup.

Afrikaans, like Dutch and German, forms many nouns by combining smaller words into one longer word. That is why kalkaanslag is written as one word, not two.

Because Afrikaans verbs generally do not conjugate for person in the present tense the way English does.

Compare:

• English: I reduce / he reduces
• Afrikaans: ek verminder / hy verminder

The verb stays the same.

So in this sentence:

• Die ontkalking verminder ...

there is no special ending like English -s in reduces.

This is one of the simpler parts of Afrikaans grammar.

No. This is the normal word order for a simple main clause:

• Subject: Die ontkalking
• Verb: verminder
• Object: die kalkaanslag

So it follows a straightforward SVO pattern:

The descaling reduces the limescale.

Afrikaans often behaves like English in simple main clauses, although word order changes more noticeably in subordinate clauses.

Usually, no, if you mean the limescale in a specific or general definite sense.

• die kalkaanslag = the limescale deposit / the scale buildup

If you remove die, the noun becomes more indefinite or less natural in many contexts. In a sentence like this, the definite article is the normal choice.

So:

• Die ontkalking verminder die kalkaanslag = the standard form here

Because in Afrikaans, common nouns are not capitalized.

Only the first word of the sentence is capitalized here because it begins the sentence:

• Die ontkalking verminder die kalkaanslag.

This is different from German, where all nouns are capitalized.

A rough guide for an English speaker:

• ontkalking ≈ ont-KAL-king
• kalkaanslag ≈ KALK-ahn-slahkh

A few helpful points:

• k is a clear k sound
• g at the end of Afrikaans syllables is often a harsh throaty sound, not the English g in go
• aa is a long vowel, roughly like the vowel in father, though exact pronunciation depends on accent

You do not need perfect pronunciation immediately, but it helps to notice that Afrikaans spelling is often fairly consistent.

It can depend on context.

Most basically, ontkalking means descaling or decalcification as a process. But in practical usage, especially on appliances or cleaning instructions, it may refer to:

• a descaling process
• a descaling cycle
• a descaling treatment

So if you saw this on a coffee machine or kettle manual, die ontkalking might refer to the machine’s descaling program or the act of descaling it.

Yes. Verminder here is in the present tense.

The sentence means that descaling reduces limescale.

Afrikaans present tense is often very simple in form. The same verb form can also be used in general statements, habits, instructions, or factual descriptions, depending on context.

Yes, very common.

Afrikaans often forms compounds by joining nouns into a single word. English sometimes does this too, but Afrikaans does it more consistently in writing.

Examples of the same pattern:

• koffiemasjien = coffee machine
• waterbottel = water bottle
• huisdeur = house door / front door

So kalkaanslag is completely normal Afrikaans word-building.

Kalk refers to lime, calcium, or chalky mineral matter, depending on context.

Kalkaanslag is more specific: it means the deposit or buildup formed by that mineral matter.

So:

• kalk = the substance
• kalkaanslag = the layer or deposit made from it

In household contexts, kalkaanslag is what English speakers often call limescale.

It can be used both ways, depending on context.

In this sentence it is transitive because it has a direct object:

• Die ontkalking verminder die kalkaanslag.
• Descaling reduces the limescale.

But in some contexts, something can also verminder on its own, meaning decrease or lessen.

So the verb can work like English reduce or decrease, depending on how it is used.