diff --git a/src/gas_transport.cpp b/src/gas_transport.cpp
index 15f39090..89e8200f 100644
--- a/src/gas_transport.cpp
+++ b/src/gas_transport.cpp
@@ -899,14 +899,14 @@ MFEM_HOST_DEVICE GasMixtureTransport::GasMixtureTransport(GasMixture *_mixture,
   if (inputs.gas == GasType::Ar) {
     gasType_ = Ar;
 
-    if (numSpecies > 6) {
-      printf("\nGas:Ar ternary transport only supports ternary mixture of Ar, Ar.+1, Ar_m, Ar_r, Ar_p, and E (%d)!\n",
-             numSpecies);
-      // if (numSpecies > 7) {
-      //   printf(
-      //       "\nGas:Ar ternary transport only supports ternary mixture of Ar, Ar.+1, Ar_m, Ar_r, Ar_p, Ar_h, and E "
-      //       "(%d)!\n",
-      //       numSpecies);
+    // if (numSpecies > 6) {
+    // printf("\nGas:Ar ternary transport only supports ternary mixture of Ar, Ar.+1, Ar_m, Ar_r, Ar_p, and E (%d)!\n",
+    // numSpecies);
+    if (numSpecies > 7) {
+      printf(
+          "\nGas:Ar ternary transport only supports ternary mixture of Ar, Ar.+1, Ar_m, Ar_r, Ar_p, Ar_h, and E "
+          "(%d)!\n",
+          numSpecies);
       assert(false);
     }
 
@@ -949,7 +949,7 @@ MFEM_HOST_DEVICE GasMixtureTransport::GasMixtureTransport(GasMixture *_mixture,
     // Nitrogen
   } else if (inputs.gas == GasType::Ni) {
     gasType_ = Ni;
-    printf("gas mixture type nitrogen...\n");
+    // printf("gas mixture type nitrogen...\n");
     neutralIndex2_ = inputs.neutralIndex2;
     ionIndex2_ = inputs.ionIndex2;
   } else {
diff --git a/src/reactingFlow.cpp b/src/reactingFlow.cpp
index 76e6c61a..35c70fca 100644
--- a/src/reactingFlow.cpp
+++ b/src/reactingFlow.cpp
@@ -83,9 +83,9 @@ static double sigmaTorchStartUp(const Vector &pos) {
   if (radius_here >= rCyl) rwgt = 0.0;
   sigma = 2000. * rwgt * hwgt;
 
-  if (sigma > 1.0) {
-    std::cout << "sigma: " << sigma << " radius: " << radius_here << " y: " << y << endl;
-  }
+  // if (sigma > 1.0) {
+  //   std::cout << "sigma: " << sigma << " radius: " << radius_here << " y: " << y << endl;
+  // }
 
   return sigma;
 }