Actually, this should be the first entry: why is the helmet as a project to help solve problems with the COVID-19 pandemic? The use of insulating helmets of this type. read more…
My name is Marek Macner. You can read about the activities related to the COVID-19 pandemic on my FB profile – https://www.facebook.com/marek.macner It will be twenty years, as I first. read more…
Month: April 2020
Why helmet…..
Actually, this should be the first entry: why is the helmet as a project to help solve problems with the COVID-19 pandemic? The use of insulating helmets of this type. read more…
For beginning….
My name is Marek Macner. You can read about the activities related to the COVID-19 pandemic on my FB profile – https://www.facebook.com/marek.macner It will be twenty years, as I first. read more…