Wired plastic bags

The plastic bag of the supermarket store Mercadona is a rare symbol.

It looks like a “stop” symbol with the letters SPB inside.

It took my attention and I searched internet about it.

---

I found some references to the Mercadona page, in different languages:

• Ventajas: SPB. Siempre precios bajos. Nuestros productos están Siempre a Precios Bajos. Ahorro en la suma total de la compra, porque el cliente paga menos
• ADVANTAGES: SPB. ALWAYS LOWER PRICES. Our products are Always at Lower Prices. Saving in total shopping, because the customer pays less for each …
• AVANTATGES: SPB. SEMPRE PREUS BAIXOS. Els nostres productes s’ofereixen Sempre a Preus Baixos. Estalvi en la suma total de la compra, perquè el …

I have not figured out if it’s true, I think it depends on the product of the season, etc. etc.

 

 

But truly the bags are a world full of surprises.

I have discovered a decatholn plastic bag (one of  thousands I mean).

Is said that the bas can support up to 10 Kelvin grams.

A number of unusual for a weight, what do you think?