![Amazon.com: Jan Baptista Van Helmont N(1579-1644) Flemish Physician And Chemist Presumed Portrait Formerly Considered To Be A Portrait Of English Scientist Robert Hooke (1635-1703) Oil On Canvas C1674 Attributed: Posters & Prints Amazon.com: Jan Baptista Van Helmont N(1579-1644) Flemish Physician And Chemist Presumed Portrait Formerly Considered To Be A Portrait Of English Scientist Robert Hooke (1635-1703) Oil On Canvas C1674 Attributed: Posters & Prints](https://m.media-amazon.com/images/I/51yccT9WTAL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: Jan Baptista Van Helmont N(1579-1644) Flemish Physician And Chemist Presumed Portrait Formerly Considered To Be A Portrait Of English Scientist Robert Hooke (1635-1703) Oil On Canvas C1674 Attributed: Posters & Prints
![BiogasWorld on Twitter: "#FridayFunFacts | In 1630, the Flemish chemist and physiologist Jan Baptist van Helmont discovered that decomposing organic matter produced a combustible gas, which would later be known as #biogas BiogasWorld on Twitter: "#FridayFunFacts | In 1630, the Flemish chemist and physiologist Jan Baptist van Helmont discovered that decomposing organic matter produced a combustible gas, which would later be known as #biogas](https://pbs.twimg.com/media/E9QPm4iWYAEGn8a.jpg:large)
BiogasWorld on Twitter: "#FridayFunFacts | In 1630, the Flemish chemist and physiologist Jan Baptist van Helmont discovered that decomposing organic matter produced a combustible gas, which would later be known as #biogas
![Amazon.com: Jan Baptista Van Helmont Chemist Poster Print by Spencer SuttonScience Source (24 x 36): Posters & Prints Amazon.com: Jan Baptista Van Helmont Chemist Poster Print by Spencer SuttonScience Source (24 x 36): Posters & Prints](https://m.media-amazon.com/images/I/51Hol5bX+lL.jpg)