Extraction Science

Lo Friesen is the founder, CEO, and Chief Extractor of Heylo. With a background in chemistry and clinical research, Lo was inspired to explore cannabis as medicine and to enter the emerging industry. Throughout the year, this column will highlight the important aspects of extraction and the science behind the different techniques.

What’s in a Vape, Part I

April 06, 2022

In part one of this two-part series, we review the history of vape products and their obstacles.

Solventless Extracts: An Overview

March 07, 2022

Here we explore the evolution of solventless extraction methods and the differentiating characteristics that may be driving its market growth.

How Are Tetrahydrocannabinol—THC—Isomers Entering the Market?

February 08, 2022

THC isomers are defined and discussed to better understand where they come from, how they are produced, and how they are being distributed.

The Rise of In-line Color Remediation

October 12, 2021

Here, we explore the evolution and rise of color remediation methods in-line with extraction.

Harnessing the Power of Data in Extraction and Refinement of Cannabis, Part II

August 12, 2021

A review of the post-processing and refinement steps of producing cannabis extract and how data collected during the extraction and refinement phase can translate into higher profit margins.

Harnessing the Power of Data in Extraction and Refinement of Cannabis, Part I

June 22, 2021

A look at how extraction data can be harnessed to better understand strengths and weaknesses within methods, equipment, employee performance, and source material.

The Evolution of Ethanol Extraction Methods in Cannabis

April 16, 2021

A review of the evolution of the ethanol extraction method within the cannabis industry, where it stands today, and the other alcohols that are being introduced to the cannabis extraction space.

Quality Control Checkpoints in Cannabis Processing

March 05, 2021

A review of the general state standard quality control checkpoints and how companies can go above and beyond by applying federal requirements to their businesses.

Methods and Advancements in Wax Fractionation from Cannabis Extract

December 09, 2020

Here we explore various refinement methods for removal of plant waxes from cannabis extract.

To Grind or Not To Grind

September 24, 2020

This article explores the pros and cons of grinding cannabis prior to extraction along with the effects of particle size.