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

Bulgaria is close to joining the US visa-free travel program

The working visit of Bulgarian Interior Minister Daniel Mitov to the USA concluded with meetings at the Department of Homeland Security and the Bureau of Diplomatic Security . The Bulgarian delegation accompanying the minister included the directors of..

published on 6/9/25 3:43 PM

Population density in Bulgaria is 58 people per square kilometer

The highest number of people per square kilometer in this country is in Sofia, Blagoevgrad and Plovdiv, BGNES reports. There are 58 people per sq. km in the country, according to data from the National Statistical Institute for..

published on 6/9/25 1:25 PM

Authorities find another illegal home for the elderly with deplorable conditions

Another illegal home for the elderly has been discovered – this time in the village of Govedartsi near Samokov. There are suspicions of inhumane treatment of its 23 residents, the Bulgarian National Radio reported. The mayor..

published on 6/9/25 11:13 AM