diff --git a/src/types/ccf.ts b/src/types/ccf.ts
index b0899cc..d0f7e59 100644
--- a/src/types/ccf.ts
+++ b/src/types/ccf.ts
@@ -1,5 +1,6 @@
-
-// consumption information for a single instance
+/**
+ * Consumption information for a single instance.
+ */
 export type IConsumption = {
   idle?: number;
   tenPercent?: number;
@@ -7,17 +8,20 @@ export type IConsumption = {
   hundredPercent?: number;
   minWatts?: number;
   maxWatts?: number;
-} // information about a single compute instance
+};
 
+/**
+ * Information about a single compute instance.
+ */
 export type IComputeInstance = {
   consumption: IConsumption;
   embodiedEmission?: number;
   name: string;
   vCPUs?: number;
   maxVCPUs?: number;
-}
+};
 
 export type ICcfResult = {
   energy: number;
   embodied_emissions: number;
-}
\ No newline at end of file
+};