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Cigarette filters: dispelling the myths

12 January 2026 · 8 min read

Cigarette filters: dispelling the myths

Numerous claims circulate around cigarette filters, some true, some simply false. Based on these unverified claims, products and practices often emerge that lack a sound foundation.

Legal note: This article is limited to the product features and operational notes. No health claims are made.

Myth 1: Filters make smoking harmless

Fact: smoking remains fundamentally risky

The truth: No filter makes smoking safe or risk-free. Teerlos premium filters are a mechanical product used while smoking; they do not replace quitting smoking and make no health-related promises. Smoking fundamentally remains associated with numerous risks, whether or not an additional filter is used.

Myth 2: Filters drastically change taste

Fact: strongly system-dependent

The truth: Not all filters behave the same. Some systems dampen flavours more noticeably than others. The Teerlos chamber system works purely mechanically; the smoke runs through channels and chambers. The mechanism is designed so that the stream is driven through the chamber system without chemically altering aroma compounds.

Myth 3: Filters are complicated to use

Fact: Effort is about 3 seconds

The truth: There is no preparation, no assembly, no pre-treatment; the smoking routine remains practically unchanged. You simply push the filter onto the cigarette before lighting it.

Myth 4: Filters are expensive and do not pay off

Fact: still less than 2 centimes per application

The truth: Teerlos premium filters cost from CHF 9.90 per bottle (6-pack). Because each filter is reusable for 5 to 7 cigarettes, costs are:

  • 100 filters × 6 applications (average) = up to 600 applications
  • 6-pack: CHF 59.40 / 4200 = under 1.5 centimes per cigarette

Myth 5: You cannot see any difference

Fact: visible discolouration proves the mechanical effect

The truth: After several cigarettes (typically from the 3rd or 4th), the filter clearly discolours to medium-to-dark brown. The colour comes from deposits inside the mechanical chamber system. The browning is the visible proof that the mechanical filter principle works.

Myth 6: All filters are identical

Fact: large quality differences

The truth: The market includes inexpensive direct imports as well as more refined systems such as Teerlos from Switzerland.

  • Material: Polypropylene (PP) instead of simple plastic
  • Chamber construction: channels with flow guidance
  • Reusability: 5 to 7 cigarettes instead of 1 to 2
  • Storage and shipping: from Switzerland

The physics behind the Teerlos filter

The Teerlos premium filter is based on purely mechanical filtration: smoke moves through chambers and channels. The principal steps are:

  • Slowing down
  • Change of direction
  • Deposition through inertia, condensation and adhesion
  • Condensation

No chemical additives are used.

FAQ

How often do I change the filter?

After 5 to 7 cigarettes. The visible colour gives the cue: the darker, the more saturated. No later than 7 cigarettes.

Does it fit all cigarette brands?

Yes for standard cigarettes of 7 to 8 mm diameter. Very thin (slims) may be too loose.

Can I reuse it?

Yes for 5–7 cigarettes; after that it is saturated and should be discarded.

Must I change my smoking habits?

No. You smoke as usual; only adding the filter is new.

Where are the filters produced and stored?

Teerlos is a Swiss brand; stored and shipped from Wald ZH. Delivery 1–2 business days.

Can I exchange or return the filters?

No. Consumable/hygiene article, return/exchange excluded. If package arrived damaged or wrong item: within 5 days with order number and photos to info@teerlos.ch; free replacement immediately. Details: returns & exchanges.

Conclusion: facts instead of prejudice

Many myths persist and do not match reality. The facts show that a mechanical chamber system works through simple physics, is easy to use, costs under 2 centimes per application and is shipped from Switzerland.

Important: Teerlos makes no health-related claims. The filter is a mechanical product used during smoking, nothing more, nothing less.

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