diff --git a/README.mdown b/README.mdown
index 324be24..d437be3 100644
--- a/README.mdown
+++ b/README.mdown
@@ -8,10 +8,10 @@ You don't have to follow every step in this guide but you should because it's fu
 # Always a Risk of Contamination
 
 Contamination occurs when other microorganisms take advantage of the gratuity you provide for your mycelium.
-There is always a risk of bacteria and mold contamination when it comes to mycelium.
+There is always a risk that bacteria and mold will invade, competing with your precious mushroom makers.
 
 Many guides do everything they can to reduce this risk.
-My approach is to give you methods that are still effective but easier to recover from contaminated spawn.
+My approach gives you methods that are still effective but easy and cheap to recover from contaminated spawn.
 
 # Do It Thrice
 
@@ -30,7 +30,7 @@ All other equipment can be reused.
 Saving a [control](https://en.wikipedia.org/wiki/Scientific_control) will help you test for contamination introduced through your technique.
 If all fares well you can always end up using it.
 
-Spawn medium refers to any growing surface, such as grain spawn or culture mediums.
+Spawn medium refers to any nutrient rich growing surface, such as grain spawn or culture mediums.
 
 # Finding Samples
 
@@ -54,6 +54,8 @@ Eventually you will want to make your own cultures from your harvested mushrooms
 - [ ] empty spray bottles, chemical resistant
 - [ ] star san, sanitizer
 
+The critical time to practice good sanitation is when opening any of your containers and interacting with the spawn medium inside.
+
 Clean yourself and work area before working with a mycelium sample or spawn medium.
 All surfaces and tools should be wiped clean then sprayed with a sanitizing solution to soak for at least 2 minute prior to working.