Podcast in English
Text size
Bulgarian National Radio © 2025 All Rights Reserved

Two secondary school students win prize for developing biodegradable mask

Alexander Kabranski (L) and Stefania Lazarova
Photo: Daniela Kostova

Two students from the Natural Sciences and Mathematics Secondary School in Yambol won a Bulgarian Academy of Sciences’ student institute prize for developing a biodegradable protective face mask out of rice paper and with hemp straps.

The idea for the mask was provoked by global pollution, with tons of disposable polyester masks being thrown away, as a result of the Covid-19 pandemic, Stefania Lazarova and Alexander Kabranski told BNR’s correspondent Daniela Kostova. 



Последвайте ни и в Google News Showcase, за да научите най-важното от деня!
Listen to the daily news from Bulgaria presented in "Bulgaria Today" podcast, available in Spotify.

More from category

The weather over the weekend will be changeable with clouds, rain and sun

In Saturday an atmospheric disturbance will sweep across the country. Minimum temperatures will reach 8-13° C., for Sofia 10° C. After the nighttime precipitation over Northern Bulgaria, during the day the Northwesterly wind will pick up..

published on 10/10/25 6:25 PM

Bulgarian fruit, nut and vegetable producers to receive €7.4 million from EU

The European Commission will provide around €50 million from the EU agricultural reserve to fruit, nut and vegetable producers in Bulgaria, Latvia, Lithuania, Hungary, Poland and Romania who have suffered significant damage from adverse weather events,..

published on 10/10/25 5:31 PM
Minister of Labour and Social Policy Borislav Gutsanov

Fighting the grey economy means fighting labour exploitation, minister of labour says

The fight against the grey sector is directly connected with restricting labour exploitation and with human rights protection, said Minister of Labour and Social Policy Borislav Gutsanov at the opening of an international conference “Improving..

published on 10/10/25 3:11 PM